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    Barnum Island, NY
    Duplex

    Barnum Island, NY Duplexes for Sale

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    Long Beach, NY Oceanside, NY East Rockaway, NY Kingston, NY Baldwin, NY Hempstead, NY Hewlett, NY Point Lookout, NY
    Modern Two-Unit Duplex
    Updated: Jul 23
    Modern Two-Unit Duplex

    29 Julian Place, Island Park, NY 11558

    $770,000
    0.10 AC lot
    Two three‑bedroom, one‑bath units
    Separate entrances and utilities for each residence
    Private driveway and fenced backyard
    Approximately 3‑minute drive to the LIRR train station
    0.0953 acres in Island Park
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    Two-Family Brick Duplex with Rear Yard
    Updated: Apr 19
    Two-Family Brick Duplex with Rear Yard

    124 Quebec Road, Island Park, NY 11558

    $835,000
    0.09 AC lot
    Legal two‑family duplex with 2‑bedroom over 3‑bedroom configuration
    0.09‑acre lot with rear yard
    Multi‑car driveway plus driveway parking
    Full basement
    Brick and vinyl siding construction
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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 2 Active listings in Barnum Island, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Legal Two-Family Duplex with Garage
    Legal Two-Family Duplex with Garage

    20 E Pine Street, Long Beach, NY 11561

    $919,999
    0.11 AC lot

    Well-maintained legal two-family duplex featuring a two-car garage, basement with separate entrance, and updated building systems.

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    Mixed-Use Retail Warehouse Opportunity
    Mixed-Use Retail Warehouse Opportunity

    433 Atlantic Avenue, Oceanside, NY 11572

    $2,390,000
    0.47 AC lot

    Two two-family residences and a commercial warehouse/garage sit on a corner lot with extensive Atlantic Avenue frontage.

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    Renovated Two-Family Duplex
    Renovated Two-Family Duplex

    199 Terrell Ave, Oceanside, NY 11572

    $999,000

    Two apartments offer distinct layouts, outdoor space, and in-unit laundry.

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    Two-Unit Residential Income Duplex
    Two-Unit Residential Income Duplex

    16 E Pine Street, Long Beach, NY 11561

    $679,000

    Duplex with two 2-bedroom, one-bath apartments, including a backyard and terrace, with the upstairs unit currently vacant.

    View details

    Barnum Island, NY Duplexes Market Trends and Statistics

    Explore 2 duplexes for sale in Barnum Island, NY on our real estate platform.

    Sale prices for duplexes in Barnum Island, NY start at $770,000, averaging $802,500, and reaching up to $835,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Duplexes 2
    Quadplexes 1

    Demographics Overview

    Population 8,532
    Population Growth (5Y) +3.8%
    Median Household Income $109,443
    College Educated 50.0%

    Listings Trend

    New vs delisted commercial listings in Nassau County

    New Delisted

    Total CRE Inventory on Market (SF)

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